linting

Author: venaturum

pandas/tests/extension/test_common.py

@@ -26,7 +26,7 @@ def construct_from_string(cls, string):
         if string == cls.name:
             return cls()
         else:
-            raise TypeError("Cannot construct a '{}' from '{}'".format(cls, string))
+            raise TypeError(f"Cannot construct a '{cls}' from '{string}'")
 
     @classmethod
     def construct_array_type(cls):